<!DOCTYPE html>
<html lang="en"
      xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>商品详情</title>
    <!-- jquery -->
    <script type="text/javascript" src="/js/jquery.min.js"></script>
    <!-- bootstrap -->
    <link rel="stylesheet" type="text/css" href="/bootstrap/css/bootstrap.min.css"/>
    <script type="text/javascript" src="/bootstrap/js/bootstrap.min.js"></script>
    <!-- layer -->
    <script type="text/javascript" src="/layer/layer.js"></script>
    <!-- common.js -->
    <script type="text/javascript" src="/js/common.js"></script>
</head>
<body>
<div class="panel panel-default">
    <div class="panel-heading">秒杀商品详情</div>
    <div class="panel-body">
        <span id="userTip"> 您还没有登录，请登陆后再操作<br/></span>
        <span>没有收货地址的提示。。。</span>
    </div>
    <table class="table" id="goods">
        <tr>
            <td>商品名称</td>
            <td colspan="3" id="goodsName"></td>
        </tr>
        <tr>
            <td>商品图片</td>
            <td colspan="3"><img id="goodsImg" width="200" height="200"/></td>
        </tr>
        <tr>
            <td>秒杀开始时间</td>
            <td id="startDate"></td>
            <td id="seckillTip">
                <input type="hidden" id="remainSeconds" >
                <span id="secKillStatus"><span id="countDown" id="remainSeconds"></span>秒
                </span>
            </td>
            <td>
                <input id="goodsId" type="hidden">
                <button class="btn btn-primary btn-block" id="buyButton" onclick="doSeckill()">立即秒杀</button>
            </td>
        </tr>
        <tr>
            <td>商品原价</td>
            <td colspan="3" id="goodsPrice"></td>
        </tr>
        <tr>
            <td>秒杀价</td>
            <td colspan="3" id="seckillPrice"></td>
        </tr>
        <tr>
            <td>库存数量</td>
            <td colspan="3" id="stockCount"></td>
        </tr>
    </table>
</div>
</body>
<script>
    $(function () {
        getDetail();

    });
    function getDetail(){
        var goodsId = g_getQueryString("goodsId");
        $.ajax({
            url:'/goods/detail/'+goodsId,
            type:'GET',
            success:function (data){
                if(data.code == 200){
                    render(data.obj);
                }else {
                    layer.msg(data.message)
                }
            },
            error:function (err){
                layer.msg("客戶端請求出錯")
            }
        })
    };
    function render(detail){

        var user = detail.user;
        var goods = detail.goods;
        var remainSeconds = detail.remainSeconds;
        if(user) {
            console.log("user 存在")
            $("#userTip").hide();
        }
        $("#goodsName").text(goods.goodsName);
        $("#goodsImg").attr("src",goods.goodsImg);
        $("#startDate").text(new Date(goods.startDate).format("yyyy-MM-dd HH:mm:ss"));
        $("#remainSeconds").text(remainSeconds);
        $("#goodsId").text(goods.id);
        $("#goodsPrice").text(goods.goodsPrice);
        $("#seckillPrice").text(goods.seckillPrice);
        $("#stockCount").text(goods.stockCount);
        countDown();
    }

    function countDown() {
        var remainSeconds = $("#remainSeconds").val();
        var timeout;
        //秒杀还未开始
        if (remainSeconds > 0) {
            $("#buyButton").attr("disabled", true);
            timeout = setTimeout(function () {
                $("#countDown").text(remainSeconds - 1);
                $("#remainSeconds").val(remainSeconds - 1);
                countDown();
            }, 1000);
            // 秒杀进行中
        } else if (remainSeconds == 0) {
            $("#buyButton").attr("disabled", false);
            if (timeout) {
                clearTimeout(timeout);
            }
            $("#seckillTip").html("秒杀进行中")
        } else {
            $("#buyButton").attr("disabled", true);
            $("#seckillTip").html("秒杀已经结束");
        }
    };
    function doSeckill(){
        $.ajax({
            url:'/seckill/doSeckill',
            method:'post',
            data: {
                goodsId: g_getQueryString("goodsId")
            },
            success:function (req){
                if(req.code == 200){
                    window.location.href = "/orderDetail.htm?orderId="+req.obj.id;
                }else {
                    layer.msg(req.message)
                }
            },
            error: function (err){
                layer.msg("客户端请求错误")
            }
        })
    };
</script>
</html>